1 /*
   2  * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * @test
  26  * @run junit org.graalvm.compiler.options.test.TestOptionKey
  27  */
  28 
  29 package org.graalvm.compiler.options.test;
  30 
  31 import static org.graalvm.compiler.options.OptionValues.asMap;
  32 import static org.graalvm.compiler.options.test.TestOptionKey.Options.MyOption;
  33 import static org.graalvm.compiler.options.test.TestOptionKey.Options.MyOtherOption;
  34 import static org.junit.Assert.assertEquals;
  35 
  36 import org.graalvm.compiler.options.ModifiableOptionValues;
  37 import org.graalvm.compiler.options.OptionDescriptor;
  38 import org.graalvm.compiler.options.OptionKey;
  39 import org.graalvm.compiler.options.OptionValues;
  40 import org.junit.Assert;
  41 import org.junit.Assume;
  42 import org.junit.Test;
  43 
  44 @SuppressWarnings("try")
  45 public class TestOptionKey {
  46 
  47     public static class Options {
  48         public static final OptionKey<String> MyOption = new OptionKey<>("original");
  49         public static final OptionKey<String> MyOtherOption = new OptionKey<>("original");
  50     }
  51 
  52     @Test
  53     public void toStringTest() {
  54         OptionDescriptor.create("MyOption", String.class, "", Options.class, "MyOption", MyOption);
  55         assertEquals("MyOption", MyOption.toString());
  56     }
  57 
  58     @Test
  59     public void missingDescriptorTest() {
  60         OptionValues options = new OptionValues(OptionValues.newOptionMap());
  61         Assume.assumeTrue(OptionValues.class.desiredAssertionStatus() == true);
  62         boolean sawAssertionError = false;
  63         try {
  64             MyOtherOption.getValue(options);
  65         } catch (AssertionError e) {
  66             sawAssertionError = true;
  67         }
  68         Assert.assertTrue(sawAssertionError);
  69     }
  70 
  71     /**
  72      * Tests that initial values are properly copied.
  73      */
  74     @Test
  75     public void testDerived() {
  76         OptionValues initialOptions = new ModifiableOptionValues(asMap(MyOption, "new value 1"));
  77         OptionValues derivedOptions = new OptionValues(initialOptions, MyOtherOption, "ignore");
  78         Assert.assertEquals("new value 1", MyOption.getValue(derivedOptions));
  79 
  80         initialOptions = new OptionValues(asMap(MyOption, "new value 1"));
  81         derivedOptions = new OptionValues(initialOptions, MyOtherOption, "ignore");
  82         Assert.assertEquals("new value 1", MyOption.getValue(derivedOptions));
  83 
  84     }
  85 
  86 }